Hanna HI781 Nitrate LR checker sump and carbonate alkalinity with Reef

and carbonate alkalinity with Reef Builder™ or Reef Carbonate™ (do not mix these directly with a kalkwasser solution)

The material has a high surface area and supports a high density of bacteria

“OPEN AIR” CALIBRATION PROCEDURE

Montipora stop growing

Hanna HI781 Nitrate LR checker sump and carbonate alkalinity with ReefThe Hanna Checker bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits are not very accurate and only give 5 to 10 points resolution while professional instrumentation can cost hundreds of dollars and can be time consuming to calibrate and maintain. The Checker is both accurate and affordable. Specifications Range: 0. 0 to 5. 0 ppm (as NO3 ) 0. 0 to 50 ppm (calculated) using dilution Resolution: 0. 01